CN212512233U

CN212512233U - Vertical mixing dryer

Info

Publication number: CN212512233U
Application number: CN202021077569.5U
Authority: CN
Inventors: 蔡谨谦
Original assignee: Shaanxi Flying Pipe Technology Co ltd
Current assignee: Shaanxi Flying Pipe Technology Co ltd
Priority date: 2020-06-11
Filing date: 2020-06-11
Publication date: 2021-02-09
Anticipated expiration: 2030-06-11

Abstract

The utility model belongs to the technical field of the plastics processing equipment technique and specifically relates to a vertical hybrid dryer is related to, it includes the drying cabinet, the drying cabinet is connected with the air-supply line, the air-supply line intercommunication has the air heater, the drying cabinet is provided with feed arrangement and discharging device, discharging device include with the case of keeping in of drying cabinet intercommunication, and with the hopper of weighing of the case of keeping in intercommunication, the case of keeping in with it is provided with the solenoid valve to weigh between the hopper, the hopper of weighing is provided with the discharging pipe. The utility model discloses have the even ejection of compact and be convenient for the effect of accurate control load.

Description

Vertical mixing dryer

Technical Field

The utility model belongs to the technical field of the plastics processing equipment technique and specifically relates to a vertical hybrid drying machine is related to.

Background

The plastic raw materials can absorb moisture in the environment in the production, transportation and storage processes, and the plastic raw materials adsorbed with the moisture can cause hydrolysis of the plastic raw materials in the melting process, so that subsequent extrusion molding operation is influenced, the mechanical property of the plastic product is reduced, and the plastic raw materials cannot be improved by adjusting the proportion of the formula of the rest raw materials, so that the plastic raw materials are dried to ensure the performance of the product.

Chinese utility model patent with the publication number CN206362159U discloses a plastic particle dryer, which comprises: the drying box is characterized in that an air inlet pipe is connected to the upper end of the left side of the drying box and communicated with an air heater, a conveying pipe is connected to the upper end of the right side of the drying box, an air outlet pipe is connected to the drying box below the conveying pipe, and a blocking net is fixedly connected to the connecting position of the drying box and the air outlet pipe; the top of drying cabinet is equipped with rectangle opening A, rectangle opening A's both sides all are equipped with fixed protruding A, the baffle that destatics is similar to the T type, the both sides bottom of the baffle upper end that destatics all is equipped with fixed protruding A assorted fixed recess A, the baffle that destatics is pegged graft in the drying cabinet and fixed through fixed protruding A and fixed recess A through rectangle opening A, the baffle ground connection that destatics sets up. The utility model discloses can dry, remove dust to the plastic particle to can protect the inner wall of drying cabinet.

The above prior art solutions have the following drawbacks: the plastic particles directly enter the next procedure for extrusion molding during discharging, and in the extrusion molding process, the physical and chemical properties of the produced pipelines are different due to different raw material dosage, so that dosage control is not accurate, and subsequent production and processing are not facilitated.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a vertical hybrid drying machine, its effect that has even ejection of compact and the accurate control load of being convenient for.

The above object of the present invention is achieved by the following technical solutions:

the utility model provides a vertical hybrid drying machine, includes the drying cabinet, the drying cabinet is connected with the air-supply line, the air-supply line intercommunication has the air heater, the drying cabinet is provided with feed arrangement, the drying cabinet still is connected with the discharging device rather than inside intercommunication, discharging device include with the case of keeping in of drying cabinet intercommunication, and with the hopper of weighing of case intercommunication of keeping in, keep in the case with it is provided with the solenoid valve to weigh between the hopper, be used for control the switching of hopper feed position of weighing, the discharging pipe of hopper fixedly connected with rather than inside intercommunication of weighing. By adopting the technical scheme, the heated air generated by the air heater enters the drying box through the air inlet pipe, dries the raw materials in the drying box, and moves to the next procedure through the discharging device; the raw materials flows out to the temporary storage incasement from the drying cabinet and carries out temporary storage, and the temporary storage case still is connected with the hopper of weighing, and whether the flow through the solenoid valve control raw materials between the two simultaneously, the hopper of weighing can make the raw materials add next process after weighing to improve the precision of the ejection of compact, the raw materials after the drying cabinet drying in addition gets into next process through temporary storage case rethread weighing hopper, can further realize the stirring to the raw materials, the homogeneity of reinforcing ejection of compact.

The utility model discloses further set up to: the drying cabinet fixedly connected with the honeycomb duct of keeping in the case intercommunication, just the honeycomb duct orientation the slope of keeping in case one side sets up downwards and is connected with the ooff valve.

Through adopting above-mentioned technical scheme, the honeycomb duct that sets up between drying cabinet and the temporary storage case is used for shifting the raw materials from the drying cabinet to the temporary storage case in, and the honeycomb duct slope is favorable to the raw materials to flow from whole in the drying cabinet downwards to through switch valve control.

The utility model discloses further set up to: the switch valve include with honeycomb duct length direction vertically baffle, set up in be used for holding on the honeycomb duct the holding tank of baffle, and with baffle fixed connection's handle, the baffle orientation temporary storage case one end with the honeycomb duct is articulated. Through adopting above-mentioned technical scheme, the switch valve adopts and stops the raw materials in the honeycomb duct with honeycomb duct vertically baffle, and baffle one end is articulated with the honeycomb duct, drives the baffle through the handle and rotates around its pin joint to control opening and closing of baffle position on the honeycomb duct.

The utility model discloses further set up to: the temporary storage box with be provided with the negative pressure pump between the hopper of weighing, the suction nozzle of negative pressure pump with temporary storage box intercommunication, the exhaust nozzle of negative pressure pump with the hopper intercommunication of weighing, be provided with supplementary discharging device in the temporary storage box. Through adopting above-mentioned technical scheme, the setting of negative pressure pump is convenient for shift the accumulational raw materials of temporary storage incasement and transports to weigh in the hopper of weighing, and the supplementary discharging device of temporary storage incasement setting is convenient for supplementary raw materials in the temporary storage case and removes to negative pressure pump exhaust nozzle position to prevent that the raw materials from piling up in the temporary storage case after using at every turn, the raw materials that expose in the air absorb moisture once more and influence product quality, can also reduce the waste of raw materials simultaneously.

The utility model discloses further set up to: the auxiliary discharging device comprises a stirring shaft which is arranged in the temporary storage box and is rotationally connected with the temporary storage box, and a driving motor which is connected with the stirring shaft. Through adopting above-mentioned technical scheme, be provided with the (mixing) shaft in the temporary storage incasement to through the rotation of driving motor control (mixing) shaft, thereby can stir the raw materials of temporary storage incasement, make its misce bene, can also prevent simultaneously that the raw materials from being attached to temporary storage case lateral wall, can also make the raw materials of keeping away from the negative pressure pump position all by the negative pressure pump suction and shift, improve the high efficiency that the interior raw materials of temporary storage incasement shifted under the negative pressure pump effect.

The utility model discloses further set up to: the bottom wall of the temporary storage box is connected with a bottom plate which is obliquely arranged in a sliding mode, the bottom plate is connected with a vibration motor, and the orientation of the bottom plate is lower than that of the negative pressure pump on one side of the drying box. Through adopting above-mentioned technical scheme, bottom plate reciprocating motion for the case of keeping in is acted on at vibrating motor for raw materials and bottom plate separation, the slope of the case diapire of keeping in simultaneously sets up, makes the raw materials in the case of keeping in move towards the negative pressure pump under the action of gravity, thereby can make the raw materials in the case of keeping in all move to negative pressure pump exhaust nozzle position, makes the raw materials in the case of keeping in all can be sucked to required position by the negative pressure pump.

The utility model discloses further set up to: the auxiliary discharging device comprises a scraper abutted against the bottom wall of the temporary storage box and a driving device for driving the scraper to move along the length direction of the bottom wall of the temporary storage box.

Through adopting above-mentioned technical scheme, supplementary discharging device adopts drive arrangement to drive the scraper blade and removes to promote the raw materials to negative pressure pump's bleed nozzle position through the scraper blade, and then realize the abundant discharge of the raw materials in the temporary storage box.

The utility model discloses further set up to: the driving device comprises a rack which is vertical to and fixedly connected with the scraper, a sliding groove which is arranged on the side wall of the temporary storage box and is vertical to the scraper, a sliding block which is arranged in the sliding groove and is fixedly connected with the rack, a gear which is rotationally connected with the side wall of the temporary storage box and is meshed with the rack, and a servo motor which is fixedly connected with the center of the gear.

Through adopting above-mentioned technical scheme, drive arrangement adopts servo motor to drive the gear and rotates to drive the rack and remove along the spout direction, thereby the scraper blade realizes along the reciprocating motion of spout direction under servo motor effect, thereby promotes the raw materials in the temporary storage box to required position.

To sum up, the utility model discloses a beneficial technological effect does:

1. the discharging device adopts a temporary storage box and a weighing hopper, so that the accuracy of the discharging quality can be improved, and the uniform degree of the raw material mixing can be enhanced by the temporary storage box, so that the product quality is ensured;

2. the raw materials are transferred between the temporary storage box and the weighing hopper through the negative pressure pump, so that the position limitation between the temporary storage box and the weighing hopper is eliminated conveniently and quickly, and the weighing hopper is not required to be placed below the temporary storage box to transfer the raw materials by using gravity;

3. be provided with supplementary discharging device in the temporary storage box, can all move all raw materials in the temporary storage box to the position towards negative pressure pump place, improve raw materials transfer efficiency and reduce the raw materials extravagant simultaneously.

Drawings

Fig. 1 is a schematic view of an overall structure of a first embodiment of a vertical mixing dryer provided by the present invention.

Fig. 2 is a schematic view of the overall structure of the second embodiment of the vertical mixing dryer provided by the present invention.

Fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.

In the figure, 1, a drying box; 2. an air inlet pipe; 3. a hot air blower; 4. a feeding device; 5. a discharging device; 51. a temporary storage box; 52. weighing a hopper; 53. an electromagnetic valve; 54. a discharge pipe; 6. a flow guide pipe; 7. opening and closing the valve; 71. a baffle plate; 72. a handle; 73. accommodating grooves; 8. a negative pressure pump; 9. an auxiliary discharging device; 10. a stirring shaft; 11. a drive motor; 12. a base plate; 13. a vibration motor; 14. a squeegee; 15. a drive device; 16. a rack; 17. a chute; 18. a slider; 19. a gear; 20. a servo motor.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example one

Referring to fig. 1, for the utility model discloses a vertical hybrid dryer, including drying

cabinet

1, 1 outer wall fixedly connected with air heater 3 of drying cabinet, air heater 3 and drying cabinet 1 between the air heater fixedly connected with and the air-supply line 2 of 1 inside intercommunications of drying cabinet, adopt the air-dry mode to carry out the drying to the raw materials in the drying cabinet 1. The drying box 1 is provided with a feeding device 4 and a discharging device 5, the feeding device 4 is arranged as a feeding hopper communicated with the drying box 1, and a spiral feeding device communicated with the feeding hopper is arranged inside the drying box 1; the discharging device 5 comprises a temporary storage box 51, the drying box 1 is fixedly connected with a guide pipe 6 communicated with the temporary storage box 51, and the temporary storage box 51 receives the raw materials discharged from the guide pipe 6. In order to improve drying cabinet 1's discharging efficiency, honeycomb duct 6 sets up downwards towards temporary storage box 51 one side slope, the honeycomb duct is connected with switching valve 7 and controls its and open and close, switching valve 7 includes baffle 71 perpendicular with honeycomb duct 6 length direction in this embodiment, honeycomb duct 6 is provided with the holding tank 73 that holds baffle 71, baffle 71 is placed in holding tank 73, and baffle 71 is articulated with honeycomb duct 6 towards temporary storage box 51 one end, baffle 71 fixedly connected with handle 72, control baffle 71 through handle 72 and rotate around baffle 71 and honeycomb duct 6 pin joint, thereby realize opening and closing of switching valve 7.

As shown in fig. 1, the temporary storage box 51 is connected to a weighing hopper 52 communicated therewith, an electromagnetic valve 53 is arranged between the temporary storage box 51 and the weighing hopper 52 for controlling the opening and closing of the feeding position of the weighing hopper 52, and the weighing hopper 52 is fixedly connected to a discharging pipe 54 communicated with the inside thereof for connecting with the next process, thereby realizing the accurate control of the discharging weight. In addition, in order to improve the transfer efficiency of the raw materials at different positions, a negative pressure pump 8 is arranged between the temporary storage box 51 and the weighing hopper 52, the suction nozzle of the negative pressure pump 8 is communicated with the temporary storage box 51, the exhaust nozzle of the negative pressure pump 8 is communicated with the weighing hopper 52, and an auxiliary discharging device 9 is arranged in the temporary storage box 51. The auxiliary discharging device 9 in this embodiment includes a stirring shaft 10 disposed in the temporary storage box 51 and rotatably connected to the temporary storage box 51, the temporary storage box 51 is fixedly connected to a driving motor 11, an output shaft of the driving motor 11 passes through a side wall of the temporary storage box 51 to be coaxially connected to the stirring shaft 10, in addition, a bottom wall of the temporary storage box 51 is slidably connected to a bottom plate 12 disposed obliquely, the bottom plate is lower than the side of the negative pressure pump 8 toward the drying box 1, meanwhile, the bottom plate 12 is fixedly connected to a vibrating motor 13, the raw material in the temporary storage box 51 is separated from the bottom plate 12, and the raw material moves to the side of the temporary storage box 51 toward the negative pressure pump 8 under the action of gravity, so as to.

The implementation principle of the embodiment is as follows: for even ejection of compact, the accurate control load of being convenient for simultaneously, during the use, multiple raw materials are added from 4 positions of feed arrangement to transport to drying cabinet 1 inside through screw conveyor, feed arrangement 4 sets up the convenience into the loading hopper in order to improve feeding process in this embodiment. The raw materials added into the drying box 1 are dried by the air heater 3 and the air inlet pipe 2, and the dried raw materials move into the temporary storage box 51 through the guide pipe 6 which is obliquely arranged, and the opening and closing of the drying box 1 are controlled by the switch valve 7. The driving motor 11 in the temporary storage box 51 drives the stirring shaft 10 to rotate, so as to stir the raw material, in addition, as the temporary storage box 51 is internally provided with an inclined bottom plate and the vibration motor 13, the raw material can move towards the position of the negative pressure pump 8 under the action of gravity and the vibration motor 13, the negative pressure pump 8 is controlled to be started, the raw material is pumped into the weighing hopper 52, when the weight of the raw material in the weighing hopper 52 reaches a set value, the electromagnetic valve 53 is closed, the pumping of the negative pressure pump 8 is finished, and therefore the raw material with determined weight can be conveniently added into the next procedure.

Example two

As shown in fig. 2, for the present invention discloses a vertical mixing dryer, the structure is substantially the same as the first embodiment, and the difference is that the auxiliary discharging device 9 in this embodiment includes a scraper 14 perpendicular to and abutting against the bottom wall of the temporary storage box 51, and the scraper 14 is connected with a driving device 15 for driving the scraper to move along the length direction of the bottom wall of the temporary storage box 51. As shown in fig. 3, the driving device 15 includes a rack 16 perpendicular to and fixedly connected with the scraper 14, a sliding slot 17 perpendicular to the scraper 14 is provided on a side wall of the temporary storage box 51, a sliding block 18 fixedly connected with the rack 16 is slidably connected in the sliding slot 17, a gear 19 engaged with the rack 16 is rotatably connected to a side wall of the temporary storage box 51, a servo motor 20 for controlling the rotation of the gear 19 is connected to a central position of the gear 19, the servo motor 20 is fixedly connected with a side wall of the temporary storage box 51, and an output shaft of the servo motor is perpendicular to and fixedly connected with the gear 19, so that the gear 19 is driven to rotate by the rotation of the servo motor 20, and.

The implementation principle of the embodiment is as follows: during the use in multiple raw materials add drying cabinet 1 from feed arrangement 4 positions, feed arrangement 4 sets up the convenience into the loading hopper in order to improve reinforced process in this embodiment, and the raw materials of adding in drying cabinet 1 passes through air heater 3 and air-supply line 2 and realizes air-drying the operation, and the raw materials after air-drying removes to temporary storage box 51 in honeycomb duct 6 that the slope set up to through closing of switching valve 7 control drying cabinet 1, be provided with supplementary discharging device 9 in the temporary storage box 51. The auxiliary discharging device 9 in this embodiment is provided with a driving device 15 and a scraper 14 which is perpendicular to and abutted against the bottom wall of the temporary storage box 51, the servo motor 20 rotates to drive the gear 19 to rotate, so as to drive the rack 16 to move along the direction of the sliding chute 17, the rack 16 is fixedly connected with the scraper 14, so that the scraper 14 realizes reciprocating movement along the direction of the sliding chute 17 under the action of the servo motor 20, and the raw material in the temporary storage box 51 is pushed to a required position. And then controlling the negative pressure pump 8 to be started to pump the raw materials into the weighing hopper 52, and when the weight of the raw materials in the weighing hopper 52 reaches a set value, closing the electromagnetic valve 53 to finish the pumping of the negative pressure pump 8, thereby being convenient for adding the raw materials with determined weight into the next process.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a vertical hybrid drying machine, includes drying cabinet (1), drying cabinet (1) is connected with air-supply line (2), air-supply line (2) intercommunication has air heater (3), drying cabinet (1) is provided with feed arrangement (4), its characterized in that: the drying cabinet (1) is further connected with a discharging device (5) communicated with the inside of the drying cabinet, the discharging device (5) comprises a temporary storage cabinet (51) communicated with the drying cabinet (1) and a weighing hopper (52) communicated with the temporary storage cabinet (51), an electromagnetic valve (53) is arranged between the temporary storage cabinet (51) and the weighing hopper (52) and used for controlling the opening and closing of the feeding position of the weighing hopper (52), and the weighing hopper (52) is fixedly connected with a discharging pipe (54) communicated with the inside of the weighing hopper (52).

2. A vertical hybrid dryer as claimed in claim 1, wherein: the drying box (1) is fixedly connected with a guide pipe (6) communicated with the temporary storage box (51), and the guide pipe (6) is inclined downwards towards one side of the temporary storage box (51) and is connected with a switch valve (7).

3. A vertical hybrid dryer as claimed in claim 2, wherein: switch valve (7) include with honeycomb duct (6) length direction vertically baffle (71), set up in be used for holding on honeycomb duct (6) holding tank (73) of baffle (71), and with baffle (71) fixed connection's handle (72), baffle (71) orientation temporary storage case (51) one end with honeycomb duct (6) are articulated.

4. A vertical hybrid dryer as claimed in claim 1, wherein: temporary storage case (51) with be provided with negative pressure pump (8) between weighing hopper (52), the air exhaust mouth of negative pressure pump (8) with temporary storage case (51) intercommunication, the air exhaust mouth of negative pressure pump (8) with weighing hopper (52) intercommunication, be provided with supplementary discharging device (9) in temporary storage case (51).

5. A vertical hybrid dryer as claimed in claim 4, wherein: the auxiliary discharging device (9) comprises a stirring shaft (10) which is arranged in the temporary storage box (51) and is rotationally connected with the temporary storage box (51), and a driving motor (11) which is connected with the stirring shaft (10).

6. A vertical hybrid dryer as claimed in claim 5, wherein: the bottom wall of the temporary storage box (51) is connected with a bottom plate (12) which is obliquely arranged in a sliding mode, the bottom plate (12) is connected with a vibration motor (13), and the bottom plate (12) faces towards one side of the negative pressure pump (8) and is lower than the bottom plate towards one side of the drying box (1).

7. A vertical hybrid dryer as claimed in claim 4, wherein: the auxiliary discharging device (9) comprises a scraper (14) abutted against the bottom wall of the temporary storage box (51) and a driving device (15) for driving the scraper (14) to move along the length direction of the bottom wall of the temporary storage box (51).

8. A vertical hybrid dryer as claimed in claim 7, wherein: the driving device (15) comprises a rack (16) which is vertical to the scraper (14) and is fixedly connected with the side wall of the temporary storage box (51), a sliding groove (17) which is vertical to the scraper (14), a sliding block (18) which is arranged in the sliding groove (17) and is fixedly connected with the rack (16), a gear (19) which is rotatably connected with the side wall of the temporary storage box (51) and is meshed with the rack (16), and a servo motor (20) which is fixedly connected with the center of the gear (19).